Local authority · E07000102

Population in Three Rivers

Every population series published for Three Rivers, each over its full published span. A series that begins part-way along began then: nothing earlier is published for this area, and no gap is filled in.

Net internal migration by local authority

In Three Rivers, net internal migration by local authority fell from 798 in Year to mid-2012 to 487 in Year to mid-2025, a change of 311 or 39.0% (ONS).

Net internal migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0500201520202025Year to mid-2012: 798 people · published 26 September 2025Year to mid-2013: 321 people · published 26 September 2025Year to mid-2014: 372 people · published 26 September 2025Year to mid-2015: 813 people · published 26 September 2025Year to mid-2016: 434 people · published 26 September 2025Year to mid-2017: -318 people · published 26 September 2025Year to mid-2018: -211 people · published 26 September 2025Year to mid-2019: -87 people · published 26 September 2025Year to mid-2020: 97 people · published 26 September 2025Year to mid-2021: -155 people · published 26 September 2025Year to mid-2022: -257 people · published 26 September 2025Year to mid-2023: 314 people · published 26 September 2025Year to mid-2024: 288 people · published 26 September 2025Year to mid-2025: 487 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Internal migration net by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 487 (Year to mid-2025). The national series and its methodology.

International migration into a local authority

In Three Rivers, international migration into a local authority rose from 448 in Year to mid-2012 to 638 in Year to mid-2025, a change of 190 or 42.4% (ONS).

International migration into a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0250500750201520202025Year to mid-2012: 448 people · published 26 September 2025Year to mid-2013: 445 people · published 26 September 2025Year to mid-2014: 508 people · published 26 September 2025Year to mid-2015: 548 people · published 26 September 2025Year to mid-2016: 643 people · published 26 September 2025Year to mid-2017: 611 people · published 26 September 2025Year to mid-2018: 596 people · published 26 September 2025Year to mid-2019: 576 people · published 26 September 2025Year to mid-2020: 472 people · published 26 September 2025Year to mid-2021: 499 people · published 26 September 2025Year to mid-2022: 789 people · published 26 September 2025Year to mid-2023: 907 people · published 26 September 2025Year to mid-2024: 837 people · published 26 September 2025Year to mid-2025: 638 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration in by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 638 (Year to mid-2025). The national series and its methodology.

International migration out of a local authority

In Three Rivers, international migration out of a local authority rose from 413 in Year to mid-2012 to 670 in Year to mid-2025, a change of 257 or 62.2% (ONS).

International migration out of a local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0200400600201520202025Year to mid-2012: 413 people · published 26 September 2025Year to mid-2013: 374 people · published 26 September 2025Year to mid-2014: 413 people · published 26 September 2025Year to mid-2015: 451 people · published 26 September 2025Year to mid-2016: 529 people · published 26 September 2025Year to mid-2017: 472 people · published 26 September 2025Year to mid-2018: 521 people · published 26 September 2025Year to mid-2019: 570 people · published 26 September 2025Year to mid-2020: 554 people · published 26 September 2025Year to mid-2021: 554 people · published 26 September 2025Year to mid-2022: 437 people · published 26 September 2025Year to mid-2023: 375 people · published 26 September 2025Year to mid-2024: 408 people · published 26 September 2025Year to mid-2025: 670 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration out by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 670 (Year to mid-2025). The national series and its methodology.

Net international migration by local authority

In Three Rivers, net international migration by local authority fell from 35 in Year to mid-2012 to -32 in Year to mid-2025, a change of 67 or 191.4% (ONS).

Net international migration by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0200400201520202025Year to mid-2012: 35 people · published 26 September 2025Year to mid-2013: 71 people · published 26 September 2025Year to mid-2014: 95 people · published 26 September 2025Year to mid-2015: 97 people · published 26 September 2025Year to mid-2016: 114 people · published 26 September 2025Year to mid-2017: 139 people · published 26 September 2025Year to mid-2018: 75 people · published 26 September 2025Year to mid-2019: 6 people · published 26 September 2025Year to mid-2020: -82 people · published 26 September 2025Year to mid-2021: -55 people · published 26 September 2025Year to mid-2022: 352 people · published 26 September 2025Year to mid-2023: 532 people · published 26 September 2025Year to mid-2024: 429 people · published 26 September 2025Year to mid-2025: -32 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from International migration net by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: -32 (Year to mid-2025). The national series and its methodology.

Births by local authority

In Three Rivers, births by local authority fell from 1,064 in Year to mid-2012 to 791 in Year to mid-2025, a change of 273 or 25.7% (ONS).

Births by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour05001k201520202025Year to mid-2012: 1,064 people · published 26 September 2025Year to mid-2013: 1,027 people · published 26 September 2025Year to mid-2014: 1,043 people · published 26 September 2025Year to mid-2015: 1,039 people · published 26 September 2025Year to mid-2016: 1,068 people · published 26 September 2025Year to mid-2017: 1,063 people · published 26 September 2025Year to mid-2018: 945 people · published 26 September 2025Year to mid-2019: 987 people · published 26 September 2025Year to mid-2020: 992 people · published 26 September 2025Year to mid-2021: 943 people · published 26 September 2025Year to mid-2022: 911 people · published 26 September 2025Year to mid-2023: 815 people · published 26 September 2025Year to mid-2024: 824 people · published 26 September 2025Year to mid-2025: 791 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Births by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 791 (Year to mid-2025). The national series and its methodology.

Deaths by local authority

In Three Rivers, deaths by local authority rose from 757 in Year to mid-2012 to 785 in Year to mid-2025, a change of 28 or 3.7% (ONS).

Deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0250500750201520202025Year to mid-2012: 757 people · published 26 September 2025Year to mid-2013: 797 people · published 26 September 2025Year to mid-2014: 707 people · published 26 September 2025Year to mid-2015: 834 people · published 26 September 2025Year to mid-2016: 765 people · published 26 September 2025Year to mid-2017: 842 people · published 26 September 2025Year to mid-2018: 829 people · published 26 September 2025Year to mid-2019: 789 people · published 26 September 2025Year to mid-2020: 881 people · published 26 September 2025Year to mid-2021: 787 people · published 26 September 2025Year to mid-2022: 722 people · published 26 September 2025Year to mid-2023: 843 people · published 26 September 2025Year to mid-2024: 755 people · published 26 September 2025Year to mid-2025: 785 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Deaths by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 785 (Year to mid-2025). The national series and its methodology.

Births minus deaths by local authority

In Three Rivers, births minus deaths by local authority fell from 307 in Year to mid-2012 to 6 in Year to mid-2025, a change of 301 or 98.0% (ONS).

Births minus deaths by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0100200300201520202025Year to mid-2012: 307 people · published 26 September 2025Year to mid-2013: 230 people · published 26 September 2025Year to mid-2014: 336 people · published 26 September 2025Year to mid-2015: 205 people · published 26 September 2025Year to mid-2016: 303 people · published 26 September 2025Year to mid-2017: 221 people · published 26 September 2025Year to mid-2018: 116 people · published 26 September 2025Year to mid-2019: 198 people · published 26 September 2025Year to mid-2020: 111 people · published 26 September 2025Year to mid-2021: 156 people · published 26 September 2025Year to mid-2022: 189 people · published 26 September 2025Year to mid-2023: -28 people · published 26 September 2025Year to mid-2024: 69 people · published 26 September 2025Year to mid-2025: 6 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Natural change by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 6 (Year to mid-2025). The national series and its methodology.

Other population change by local authority

In Three Rivers, other population change by local authority fell from 54 in Year to mid-2012 to 32 in Year to mid-2025, a change of 22 or 40.7% (ONS).

Other population change by local authority: Year to mid-2012 to Year to mid-2025CoalitionCoalitionConservativeConservativeConservativeConservativeConservativeLabour0100200201520202025Year to mid-2012: 54 people · published 26 September 2025Year to mid-2013: 77 people · published 26 September 2025Year to mid-2014: 106 people · published 26 September 2025Year to mid-2015: 123 people · published 26 September 2025Year to mid-2016: 147 people · published 26 September 2025Year to mid-2017: 74 people · published 26 September 2025Year to mid-2018: 154 people · published 26 September 2025Year to mid-2019: 117 people · published 26 September 2025Year to mid-2020: 226 people · published 26 September 2025Year to mid-2021: 193 people · published 26 September 2025Year to mid-2022: 13 people · published 26 September 2025Year to mid-2023: 44 people · published 26 September 2025Year to mid-2024: -72 people · published 26 September 2025Year to mid-2025: 32 people · published 29 July 2026

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Earlier years come from Other population change by local authority, 2012 to 2024, joined where the modern series has no figure; overlapping periods are never double-counted. Latest: 32 (Year to mid-2025). The national series and its methodology.

Population by local authority

In Three Rivers, population by local authority rose from 87,921 in Mid-2011 to 95,807 in Mid-2024, a change of 7,886 or 9.0% (ONS).

Population by local authority: Mid-2011 to Mid-2024CoalitionCoalitionConservativeConservativeConservativeConservativeConservative025k50k75k20152020Mid-2011: 87,921 people · published 26 September 2025Mid-2012: 89,115 people · published 26 September 2025Mid-2013: 89,814 people · published 26 September 2025Mid-2014: 90,723 people · published 26 September 2025Mid-2015: 91,961 people · published 26 September 2025Mid-2016: 92,959 people · published 26 September 2025Mid-2017: 93,075 people · published 26 September 2025Mid-2018: 93,209 people · published 26 September 2025Mid-2019: 93,443 people · published 26 September 2025Mid-2020: 93,795 people · published 26 September 2025Mid-2021: 93,934 people · published 26 September 2025Mid-2022: 94,231 people · published 26 September 2025Mid-2023: 95,093 people · published 26 September 2025Mid-2024: 95,807 people · published 26 September 2025

Published valueProvisional or revisedLatestShaded bands: governments (see labels)Hover or use arrow keys to read a value

ONS. Latest: 95,807 (Mid-2024). The national series and its methodology.

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